ALLISON IZSAK MD
NPI 1770225583
Hospitalist in Newark, NJ

NPI Status: Active since April 12, 2022

Contact Information

150 BERGEN ST
NEWARK, NJ
ZIP 07103
Phone: (973) 972-6056

Get Directions Write a Review

  • Individual
  • Female
  • Hospitalist
  • PECOS Enrolled

About ALLISON IZSAK

This page provides the complete NPI Profile along with additional information for Allison Izsak, a provider established in Newark, New Jersey with a medical specialization in Hospitalist. The healthcare provider is registered in the NPI registry with number 1770225583 assigned on April 2022. The practitioner's primary taxonomy code is 208M00000X with license number 25MA12577000 (NJ). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1770225583
Provider Name
ALLISON IZSAK MD
Gender
Female
Entity Type
Individual
Location Address
150 BERGEN ST NEWARK, NJ 07103
Location Phone
(973) 972-6056
Mailing Address
150 BERGEN ST NEWARK, NJ 07103
Is Sole Proprietor?
No
Enumeration Date
04-12-2022
Last Update Date
07-16-2025
Code Navigator

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
License No.
25MA12577000
License State
NJ
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Medicare Participation & PECOS Enrollment Status

Allison Izsak is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 07103 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $144.86
  • Minimum New Patient Price $63.84
  • Maximum New Patient Price $190.92
  • Average New Patient Copayment $36.21
  • Minimum New Patient Copayment $15.96
  • Maximum New Patient Copayment $47.73

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $111.57
  • Minimum Established Patient Price $20.97
  • Maximum Established Patient Price $155.92
  • Average Established Patient Copayment $27.89
  • Minimum Established Patient Copayment $5.24
  • Maximum Established Patient Copayment $38.98

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for ALLISON IZSAK MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1770225583, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 7 → 14 → 5 2 → 4 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 1 + 4 + 0 + 4 + 2 + 1 + 0 + 5 + 1 + 6 + 24 = 57

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1770225583.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pathology (Anatomic Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Pathology (Anatomic Pathology & Clinical Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Radiology (Diagnostic Radiology)
150 BERGEN ST, LEVEL C
NEWARK, NJ 07103
Pathology (Anatomic Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Pathology (Anatomic Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Emergency Medicine
150 BERGEN ST, EMERGENCY DEPARTMENT
NEWARK, NJ 07103
Pediatrics (Neonatal-Perinatal Medicine)
150 BERGEN ST, NICU
NEWARK, NJ 07103
Pathology (Anatomic Pathology & Clinical Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Anesthesiology
150 BERGEN ST, LEVEL E
NEWARK, NJ 07103
Radiology (Radiation Oncology)
150 BERGEN ST, LEVEL A- ROOM 1020
NEWARK, NJ 07103
Pathology (Anatomic Pathology)
150 BERGEN ST
NEWARK, NJ 07103
Pediatrics (Pediatric Infectious Diseases)
150 BERGEN ST
NEWARK, NJ 07103
Internal Medicine
150 BERGEN ST
NEWARK, NJ 07103
Specialist
150 BERGEN ST
NEWARK, NJ 07103
Physical Therapist
150 BERGEN ST
NEWARK, NJ 07103
Emergency Medicine
150 BERGEN ST, ER DEPARTMENT
NEWARK, NJ 07103
Emergency Medicine
150 BERGEN ST, EMERGENCY DEPARTMENT
NEWARK, NJ 07103
Internal Medicine
150 BERGEN ST, UH H-245
NEWARK, NJ 07103
Internal Medicine (Hematology & Oncology)
150 BERGEN ST
NEWARK, NJ 07103
Internal Medicine (Infectious Disease)
150 BERGEN ST, D - 313
NEWARK, NJ 07103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770225583, enumerated as an "individual" on April 12, 2022.

The provider is located at 150 BERGEN ST NEWARK, NJ 07103 and the phone number is (973) 972-6056.

Hospitalist with taxonomy code 208M00000X.